68889520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123017}}^1$

素因数の和:123037

約数の個数: 40

約数和(自身を含む): 183050784

約数和(自身を除く): 114161264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123017, 246034, 492068, 615085, 861119, 984136, 1230170, 1722238, 1968272, 2460340, 3444476, 4305595, 4920680, 6888952, 8611190, 9841360, 13777904, 17222380, 34444760, 68889520]

約数ペア:

[(1, 68889520), (2, 34444760), (4, 17222380), (5, 13777904), (7, 9841360), (8, 8611190), (10, 6888952), (14, 4920680), (16, 4305595), (20, 3444476), (28, 2460340), (35, 1968272), (40, 1722238), (56, 1230170), (70, 984136), (80, 861119), (112, 615085), (140, 492068), (280, 246034), (560, 123017)]